Mom wants Mitrice Richardson's body exhumed

December 20, 2010 12:00:00 AM PST

INGLEWOOD, Calif. --

The mother of Mitrice Richardson is defending her request to have her daughter's body exhumed.Monday, Latice Sutton re-affirmed her belief that her daughter was murdered, and said key mistakes have been made in the investigation.

Richardson was arrested in September 2009 for not paying a restaurant bill in Malibu.

She was released after midnight that night, then vanished.

Nearly a year later, her body was found about two miles from the sheriff's station.